Digital SAT Practice Test: Systems of Equations (Set 1)
This adaptive-style simulation simulates the real Digital SAT exam interface to help you master Systems of Equations.
Set 1: Systems of Equations (Intermediate)
1 / 101systems-of-equations
Rachel has $12,000 to invest. Part goes into an account at 4% interest, the rest at 9% interest. After one year, total interest is $780. How much was invested at 9%?
🎯 Keep Practicing!
Master all sections for your best SAT score